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Pathology

Sun Mi Choi, MD

Works at hospitals in Santa Monica, CA · California

Summary

Dr. Sun Mi Choi, MD is a pathologist at 1245 16th St, Santa Monica, CA 90404. Phone: (310) 458-2381. Accepts Medicare assignment. In 2024, Sun Mi Choi had 14 Original Medicare patients and 82 services. NPI 1306252101. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Pathologist (Medicare lists Pathology)
  • Address: 1245 16th St, Santa Monica, CA 90404 · Directions (1 more location)
  • Phone: (310) 458‑2381
  • Medicare: Accepts Medicare assignment
  • Hospital: Santa Monica - UCLA Medical Center & Orthopaedic Hospital
  • Group practice: The Regents of the University of California
  • Medical school: Louisiana State University School Of Medicine In New Orleans · graduated 2017 (9 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Sun Mi Choi, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Sun Mi Choi accept Medicare assignment?
Yes. Medicare's clinician data says Sun Mi Choi accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Sun Mi Choi see?
In 2024, CMS data shows 14 Original Medicare patients and 82 services for Sun Mi Choi. This counts Original Medicare only and measures volume, not quality.
What is Sun Mi Choi's NPI number?
1306252101. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Sun Mi Choi, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients14
Services billed to Medicare82
Different services or procedures10
Participating Medicare providerYes
Average age of these patients62

Hospitals where Sun Mi Choi works

Medicare's Facility Affiliation Data lists Sun Mi Choi at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Sun Mi Choi is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sun Mi Choi as a member of this group (CMS data updated October 2, 2026).

  • The Regents of the University of California1,462 clinicians in the group

Specialties

Find other Pathology doctors in California →

Other pathologists in Santa Monica

Clinicians with the same Medicare primary specialty in Santa Monica, CA — not a recommendation.

All pathologists in Santa Monica →

Other clinicians in The Regents of the University of California

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolLouisiana State University School Of Medicine In New Orleans
Graduation year2017 (9 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1306252101
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians